Xiamen Zhonxinglon Import & Export Co., Ltd. is professional exporter for 4A Zeolite. We are one of the largest china 4A Zeolite exporter in China. Our export 4A Zeolite for soap detergent powder /washing powder/ laundry powder/cleaning powder china molecular sieve is stable & excellent quality in Asia, more detailed technic index, pls check as below:Our mg CaCO3(dry) is 320+_10mg CaCO3/g, White Grade(w=y) is 97+_0.5%, Grain Size(Micron meter)is